Dogs must be kept on a lead in the park.

狗在公园里必须系着牵狗带。

《牛津词典》

All dogs in public places should be on a lead.

所有的狗在公共场所必须拴上链子。

《柯林斯英汉双解大词典》

This can lead us on a downward spiral with more and more plants and animals becoming endangered as well.

这可能导致我们进入一个恶性循环，即越来越多的植物和动物也濒临灭绝。

youdao

In December, the publication Social Indicators Research reported on a study of activities that help lead to happy lives.

VOA: special.2009.03.10

Everything is interconnected on the higher level on a spiral-- in other words will lead to deep understanding and hopefully assimilation of the material.

所有内容在一个更高的水平上呈螺旋状互相联系-,换言之，会带来深刻的理解和我所希望的对材料的吸收。

哈佛公开课 - 幸福课课程节选

Among other things, it calls on the secretary-general to appoint a special representative to lead efforts to end sexual violence.

VOA: special.2009.10.24

Owners may be forced to muzzle their dogs, keep them on a lead, or attend training in dog-control techniques.

BBC: Dog attack plans 'woefully inadequate' say MPs

Managers said visitors should keep to paths and ensure dogs were under strict control and on a lead near livestock.

BBC: Ten lambs killed at Cockington Country Park in Torbay

However, it will have to be neutered, tattooed and micro-chipped in addition to being kept on a lead and muzzled when in a public place.

BBC: NEWS | UK | England | Merseyside | Merseyside's dogs amnesty begins